Smart Ring Doorbell For Apartment

Our company specializes in smart security products with 11 years of experience. We have our own R&D department, specializing in building IP intercom system. We have many style of video door phone. This is a villa system that can support up to six users. Indoor monitor and video door phone are all touch screen, very sensitive operation. Specifications Model MK- AZBS4A ( villa ) Operating system Android 5.1.1 Screen Display 4.3 inch screen, 800*1280 px Camera 200W(1080P) CPU ARM Cortex-A53SMP4 64-bit quad-core Memory LPDDR3 1GB…

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